<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    .banner {
      width: 234px;
      height: 34px;
      border-radius: 34px;
      position: absolute;
      top: 400px;
      left: 200px;
    }

    .banner a {
      display: inline-block;
      width: 30px;
      height: 30px;
      line-height: 30px;
      border-radius: 50%;
      border: 2px solid #a18cd1;
      position: absolute;
      left: 0px;
      top: 0px;
      background: #fbc2eb;
      color: #fff;
      text-align: center;
      text-decoration: none;
      cursor: pointer;
      z-index: 2;
    }

    .banner a:hover+span {
      transform: rotate(360deg);
      opacity: 1;
    }

    .banner span {
      display: inline-block;
      width: auto;
      padding: 0 20px;
      height: 34px;
      line-height: 34px;
      background: #a18cd1;
      border-radius: 34px;
      text-align: center;
      position: absolute;
      color: #fff;
      text-indent: 25px;
      opacity: 0;
      transform-origin: 8% center;
      transition: all 1s;
    }
  </style>
</head>

<body>
  <div class="banner">
    <a href="#">博</a>
    <span>这是我的个人博客</span>
  </div>
</body>

</html>